package com.eschool.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.eschool.model.User;

public class SchoolFilter implements Filter {

    @Override
    public void init(FilterConfig config) throws ServletException {
        // If you have any <init-param> in web.xml, then you could get them
        // here by config.getInitParameter("name") and assign it as field.
    }

    @Override
    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
        HttpServletRequest request = (HttpServletRequest) req;
        HttpServletResponse response = (HttpServletResponse) res;
        HttpSession session = request.getSession(false);

        if (session != null && session.getAttribute("user") != null) {
        	//System.out.println(request.getContextPath());
        	chain.doFilter(req, res); // Logged-in user found, so just continue request.
        } else {
        	//System.out.println("Not logged in");
        	response.sendRedirect(request.getContextPath() + "/faces/pages/customer/login.xhtml"); // No logged-in user found, so redirect to login page.
        }
    }

    @Override
    public void destroy() {
    }

}
